Lerner family

E3256

American family business family

The Lerner family is a prominent Washington, D.C.–based real estate and business family best known for owning Major League Baseball’s Washington Nationals.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (1)

Label	Occurrences
Lerner family canonical	11

How this entity was disambiguated

This entity first appeared as the object of triple T35976 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Lerner family
Context triple: [Washington Nationals, owner, Lerner family]

A. Roosevelt family
The Roosevelt family is a prominent American political dynasty best known for producing U.S. Presidents Theodore Roosevelt and Franklin D. Roosevelt, along with numerous other influential public figures.
B. Sally Kornbluth
Sally Kornbluth is an American cell biologist and academic leader who became the 18th president of the Massachusetts Institute of Technology.
C. Maxine Singer
Maxine Singer is an American molecular biologist renowned for her pioneering work in genetics and for her leadership in shaping ethical guidelines for recombinant DNA research.
D. Henry Clay Frick
Henry Clay Frick was an American industrialist and financier best known for his leadership in the steel and coke industries and his role in the development of Carnegie Steel.
E. Theodor
Theodor "Ted" Nelson is an American pioneer of information technology best known for coining the term "hypertext" and envisioning global hyperlinked document systems.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Lerner family
Target entity description: The Lerner family is a prominent Washington, D.C.–based real estate and business family best known for owning Major League Baseball’s Washington Nationals.

A. Roosevelt family
The Roosevelt family is a prominent American political dynasty best known for producing U.S. Presidents Theodore Roosevelt and Franklin D. Roosevelt, along with numerous other influential public figures.
B. Sally Kornbluth
Sally Kornbluth is an American cell biologist and academic leader who became the 18th president of the Massachusetts Institute of Technology.
C. Maxine Singer
Maxine Singer is an American molecular biologist renowned for her pioneering work in genetics and for her leadership in shaping ethical guidelines for recombinant DNA research.
D. Henry Clay Frick
Henry Clay Frick was an American industrialist and financier best known for his leadership in the steel and coke industries and his role in the development of Carnegie Steel.
E. Theodor
Theodor "Ted" Nelson is an American pioneer of information technology best known for coining the term "hypertext" and envisioning global hyperlinked document systems.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	American family ⓘ business family ⓘ
acquired	Washington Nationals in 2006 ⓘ
associatedWith	Lerner Family Foundation ⓘ Washington Nationals ⓘ surface form: Washington Nationals Dream Foundation
basedIn	Washington, D.C. ⓘ
businessInterest	Chelsea Piers (partial, historical) ⓘ Lerner Enterprises ⓘ The JBG Companies (historical stake) ⓘ
category	American real estate families ⓘ Business families of the United States ⓘ Major League Baseball owners ⓘ Ted Lerner was managing principal owner of the Washington Nationals ⓘ surface form: Washington Nationals owners
controls	Lerner Enterprises ⓘ
country	United States of America ⓘ surface form: United States
ethnicBackground	Jewish-American ⓘ
founderOf	Lerner Enterprises ⓘ
industry	business ⓘ real estate ⓘ
knownFor	ownership of the Washington Nationals ⓘ
member	Annette Lerner ⓘ Debra Lerner Cohen ⓘ Ted Lerner ⓘ surface form: Mark Lerner Marla Lerner Tanenbaum ⓘ Ted Lerner ⓘ
notableBusiness	mixed-use developments ⓘ office buildings ⓘ shopping centers ⓘ
notableMemberRole	Mark Lerner became principal owner of the Washington Nationals ⓘ Ted Lerner was managing principal owner of the Washington Nationals ⓘ
notablePropertyHoldingsArea	Maryland ⓘ Virginia ⓘ Washington metropolitan area ⓘ surface form: Washington, D.C. metropolitan area
owns	Washington Nationals ⓘ Washington Nationals ⓘ surface form: Washington Nationals Baseball Club
philanthropicFocus	Jewish causes ⓘ cultural institutions in Washington, D.C. ⓘ education ⓘ healthcare ⓘ
regionOfInfluence	Mid-Atlantic real estate market ⓘ Washington, D.C. area business community ⓘ
roleInWashingtonNationals	managing partners ⓘ principal owners ⓘ
sportsFranchiseOwnership	Major League Baseball team ⓘ National League East franchise ⓘ
successorTo	Washington Nationals ⓘ surface form: Montreal Expos franchise (as Washington Nationals owners)

How these facts were elicited

Referenced by (11)

Full triples — surface form annotated when it differs from this entity's canonical label.

Washington Nationals → owner → Lerner family ⓘ

The JBG Companies (historical stake) → heldBy → Lerner family ⓘ

The JBG Companies (historical stake) → relatedTo → Lerner family ⓘ

Chelsea Piers (partial, historical) → associatedInvestorInterest → Lerner family ⓘ

subject surface form: Chelsea Piers

Lerner Family Foundation → hasFounders → Lerner family ⓘ

Lerner Family Foundation → foundedBy → Lerner family ⓘ

Annette Lerner → family → Lerner family ⓘ

Debra Lerner Cohen → memberOf → Lerner family ⓘ

Marla Lerner Tanenbaum → memberOf → Lerner family ⓘ

Theodore N. Lerner → memberOf → Lerner family ⓘ

Mark Lerner → partOf → Lerner family ⓘ

All labels observed (1)

How this entity was disambiguated Show

Statements (46)

How these facts were elicited Show

Referenced by (11)

How this entity was disambiguated

How these facts were elicited